1 | PRO chcolps, n1, n2, file, PALIT1 = palit1, PALIT2 = palit2 |
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2 | ;; |
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3 | ;; Modifie les couleurs d''un fichier postscript |
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4 | ;; |
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5 | ;; Creation : G. Roullet 1999 |
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6 | ;; |
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7 | ; |
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8 | ; recupere les palettes |
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9 | ; |
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10 | lct, n1 |
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11 | IF keyword_set(palit1) THEN palit, palit1 |
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12 | tvlct, red, green, blue, /get |
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13 | |
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14 | lct, n2 |
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15 | IF keyword_set(palit2) THEN palit, palit2 |
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16 | tvlct, red1, green1, blue1, /get |
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17 | ; |
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18 | ; |
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19 | ; |
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20 | filein = file |
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21 | fileout = file+'.new' |
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22 | |
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23 | openr, numin, filein, /get_lun |
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24 | openw, numout, fileout, /get_lun |
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25 | ligne = '' |
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26 | nl = 0 |
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27 | colortab = 0 |
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28 | ; |
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29 | ; Scan le fichier |
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30 | ; |
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31 | WHILE NOT(eof(numin)) DO BEGIN |
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32 | readf, numin, ligne, format = '(A)' |
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33 | nl = nl+1 |
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34 | ; |
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35 | ; Replace setrgbcolor statements |
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36 | ; |
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37 | pos = strpos(ligne, 'setrgbcolor') |
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38 | IF pos NE -1 THEN BEGIN |
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39 | r = round(float(strmid(ligne, pos-18, 6))*255) |
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40 | g = round(float(strmid(ligne, pos-12, 6))*255) |
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41 | b = round(float(strmid(ligne, pos-6, 6))*255) |
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42 | ind = where(r EQ red AND g EQ green AND b EQ blue) |
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43 | ind = ind[0] |
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44 | IF ind[0] NE -1 THEN BEGIN |
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45 | r1 = red1[ind]/255. |
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46 | g1 = green1[ind]/255. |
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47 | b1 = blue1[ind]/255. |
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48 | color = string(r1, g1, b1, format = '(3(F5.3,:,X))') |
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49 | strput, ligne, color, pos-18 |
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50 | ENDIF ELSE BEGIN |
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51 | ; print, 'erreur ligne :', nl |
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52 | dist = abs(r-red)+abs(g-green)+abs(b-blue) |
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53 | ind = (where(dist EQ min(dist)))[0] |
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54 | ind = ind[0] |
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55 | ; print, 'je trouve ', long([r, g, b]) |
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56 | ; print, 'je remplace par ', [red[ind], green[ind], blue[ind]] |
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57 | r1 = red1[ind]/255. |
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58 | g1 = green1[ind]/255. |
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59 | b1 = blue1[ind]/255. |
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60 | color = string(r1, g1, b1, format = '(3(F5.3,:,X))') |
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61 | strput, ligne, color, pos-18 |
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62 | ENDELSE |
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63 | ENDIF |
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64 | ; |
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65 | ; Replace COLORTAB |
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66 | ; |
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67 | pos = strpos(ligne, '/COLORTAB') |
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68 | IF pos NE -1 THEN BEGIN |
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69 | build_table, table |
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70 | n = 0 |
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71 | colortab = 1 |
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72 | ENDIF |
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73 | |
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74 | IF colortab THEN BEGIN |
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75 | ligne = table[n] |
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76 | n = n+1 |
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77 | IF n EQ 24 THEN colortab = 0 |
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78 | ENDIF |
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79 | ; |
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80 | ; Ecrit le fichier de sorti |
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81 | ; |
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82 | printf, numout, ligne, format = '(A)' |
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83 | ENDWHILE |
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84 | close, numin |
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85 | close, numout |
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86 | free_lun, numin |
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87 | free_lun, numout |
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88 | |
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89 | spawn, 'gs '+fileout |
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90 | |
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91 | END |
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92 | |
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93 | PRO build_table, tableout |
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94 | ; |
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95 | ; Fabrique le bloc de colortable |
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96 | ; |
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97 | |
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98 | format_colortable_hexa, table |
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99 | |
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100 | |
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101 | tableout = strarr(25) |
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102 | |
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103 | tableout[0] = '/COLORTAB < ' |
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104 | FOR k = 0, 8 DO tableout[0] = tableout[0]+table[k]+' ' |
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105 | FOR i = 1, 22 DO BEGIN |
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106 | FOR k = 11*i-2, 11*i+8 DO tableout[i] = tableout[i]+table[k]+' ' |
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107 | ENDFOR |
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108 | FOR k = 251, 255 DO tableout[i] = tableout[i]+table[k]+' ' |
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109 | tableout[i] = tableout[i]+'> def' |
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110 | |
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111 | END |
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112 | |
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113 | |
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114 | PRO format_colortable_hexa, table |
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115 | |
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116 | tvlct, r, g, b, /get |
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117 | |
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118 | z = strarr(256) |
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119 | y = strarr(256) |
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120 | for k=0,255 do z[k]='00'+strtrim(string(r[k], format = '(Z)'),2) |
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121 | for k=0,255 do y[k]=y[k]+strmid(z[k],strlen(z[k])-2,2) |
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122 | |
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123 | for k=0,255 do z[k]='00'+strtrim(string(g[k], format = '(Z)'),2) |
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124 | for k=0,255 do y[k]=y[k]+strmid(z[k],strlen(z[k])-2,2) |
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125 | |
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126 | for k=0,255 do z[k]='00'+strtrim(string(b[k], format = '(Z)'),2) |
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127 | for k=0,255 do y[k]=y[k]+strmid(z[k],strlen(z[k])-2,2) |
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128 | |
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129 | table = strlowcase(y) |
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130 | |
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131 | END |
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132 | |
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133 | |
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134 | |
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135 | |
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136 | |
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137 | |
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